Backhaul Implementation

New Admin

10 years ago

Basic Carrier Ethernet Concepts
- Ethernet History, State-of-the-Art and Future Trends
- Who Is Bob Metcalfe? Why Do We Care?
- LAN Ethernet
- Wireless Ethernet
- Optical Ethernet
- Metro and Wide Area Ethernet
- Ethernet Interconnection
- Ethernet Switching and MPLS
- Metro Ethernet vs SONET/SDH
- Metro Ethernet Forum
  - Metro and WAN Ethernet Requirements and Services
  - Resiliency
  - Reliability
  - Redundancy
  - Interoperability
  - Quality of Service/SLA Support
  - Security
  - Multicast Support
- Services
  - VPN Services
  - TDM/CES Support
  - Triple Play Services
- Service Management
- E-Line and E-LAN Services
  - E-LAN
  - E-Line Services Defined by the MEF
  - Ethernet-over-PDH/SONET (EoPDH/EoS) – Concept
- EVPL Service
- Initial Ethernet Service Offering
- Generic
- VLAN Tag Insertion
- CE-VLAN Bundling and Pass-thru
- Security
MPLS in Backhaul Networks
- IP/MPLS Forum 20.0.0
- Centralized Mobile Networks
- Flat Mobile Networks
- Generic Requirements for MPLS Backhaul Transport Networks
Architecture
- Physical View
- Logical View
- Implementation View (Example)
- Ethernet Architecture Description
- Components, Attributes and Configuration
- Relationships between VCGs, EVCs, and VLANs
- VCG and EVC Configurations
- UNI Port Attributes
- EVC Service Attributes
Implementation
- Adding Ethernet at Existing DS3 Cell Sites
  - Equipment View
  - Logical View
  - Alternative (replace ‘C’ / ‘Z’ mux)
  - Alternative Equipment View
- Ethernet at New DS3 End Sites
  - Equipment View
  - Logical View
- Adding Ethernet at 3xDS3 Cell-Sites
  - Equipment View
  - Logical View
- Adding Ethernet at OC3 Cell Sites
  - Equipment View
  - Logical View
- Cell-Site Ethernet Components
- MSC Aggregation and Handoff
  - Equipment View
  - Logical View
  - Ethernet Components
  - GigE Handoff Protection Option 1: 1+1 Optical Protection
  - GigE Handoff Protection Option 2: 1:1 Optical Protection using LAG and LACP
  - Cell-Site to MSC Delivery: Logical View
  - Role of Network Interface Device (NID)
  - Fiber versus Copper for Ethernet Handoffs
- New Ethernet-only End-Sites
- New Ethernet-only End-Sites: Logical View
VLANs and Quality of Service (QoS)
- VLANs and VLAN Stacking Using Q-in-Q
- VLAN Tag Fields
- Customer Traffic Policing
  - Egress Port Queuing and Class of Service (CoS) Mapping
  - Typical Service Offerings
  - CBR EVC
  - Multi-Priority Tag Classification within the EVC
  - Traffic Flow Mapping
  - EVC CoS, CE-VLAN, Internal Header and CoS Queue Mappings
  - Relationship between an EVC and SP-VLAN Tag
  - VLAN to VCG Mapping at the Cell-Site
  - VLAN to VCG Mapping at the MSC
  - Multiple VLANs to VCG; Unique CE-VLANs
  - Multiple VLANs to VCG; Non-Unique VLANs
Reliability and Survivability
- Path Diversity of VCG Members
- GigE UNI 1:1 Protection Switching at the MSC
- GigE UNI 1:1 Protection Switching at the MSC – Proprietary Options
- Restoration Architecture
- 50ms Inter-MSC Restoration
- 50ms Intra-MSC Restoration with Odd-Even VLANs
- 50ms Inter-MSC Restoration
- 50ms Intra-MSC Restoration with Odd-Even VLANs
Troubleshooting and SLA Compliance
- NID Features and Functions
  - End-to-end Continuity Check (CC) OAM
  - End-to-end Loopback (LB) OAM
  - End-to-End Performance Monitoring (PM) OAM
  - End-to-End OAM and SLA Verification
- Pertinent End-to-end PM Counters per EVC on NID
- Pertinent End-to-End Traffic Statistics per VLAN or EVC on NID
Conclusion